$(function() {
	setInterval(a, 50);
	$(".in_ti").mousedown(function() {
		$(".in_ti").css(
			"background-image", "url(source/image/button_viewdetail_pressed.png)"
		);
	});
	$(".in_ti").mouseup(function() {
		$(".in_ti").css(
			"background-image", "url(source/image/button_viewdetail.png)"
		);
	});
});


function popLink() {
}

function a(){
	var margin = $(".rolling_content").css("margin-top");
	margin = parseInt(margin);
	
	if (margin <= -95) {
		
		$(".rolling_content").css({"margin-top":145});
		margin = $(".rolling_content").css("margin-top");
	}
	$(".rolling_content").css({"margin-top":'-=1'});
}